Detect plagiarism in your content using advanced AI technology
Use the Plagiarism Checker as much as you want, completely free!
Paste any text above or upload a .txt/.docx file to check for plagiarism. Our advanced system searches the web and provides detailed similarity reports.
Results will appear here
Enter text and click "Check Plagiarism" to see results
We search the web (Perplexity Sonar Pro) for exact and close matches to your text.
OpenAI or local embeddings compute cosine similarity to confirm true matches.
Per‑source % match, links, and highlighted sentences for easy auditing.